import { Http, Jsonp } from '@angular/http';
import { Observable } from 'rxjs/Observable';
import 'rxjs/add/operator/catch';
import 'rxjs/add/operator/map';
import 'rxjs/add/operator/mergeMap';
import 'rxjs/add/operator/publishReplay';
export declare class ApiService {
    private _http;
    private _jsonp;
    constructor(_http: Http, _jsonp: Jsonp);
    /**
     * Sends an asynchronous JSONP request
     */
    jsonp<T>(url: string): Observable<T>;
    /**
     * Sends an asynchronous GET request
     */
    get<T>(url: string): Observable<T>;
    /**
     * Sends an asynchronous POST request
     * @type {string}
     */
    post<T>(url: string, data: T): Observable<T>;
    postFormData<T>(requestUrl: string, data: FormData, additionalHeaders?: any): Observable<T>;
    private extractData<T>(res);
    private handleError(error);
}